BE667320A - - Google Patents
Info
- Publication number
- BE667320A BE667320A BE667320DA BE667320A BE 667320 A BE667320 A BE 667320A BE 667320D A BE667320D A BE 667320DA BE 667320 A BE667320 A BE 667320A
- Authority
- BE
- Belgium
- Prior art keywords
- head
- receptacle
- extension
- cap
- ribs
- Prior art date
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/52—Extensible units located above or below standard props
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Casings For Electric Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE667320A true BE667320A (enEXAMPLES) |
Family
ID=207935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE667320D BE667320A (enEXAMPLES) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE667320A (enEXAMPLES) |
-
0
- BE BE667320D patent/BE667320A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR3015533A3 (fr) | Mecanisme de montage rapide de robinet | |
| FR2822910A1 (fr) | Support d'articulation pour un ensemble piston-cylindre | |
| BE667320A (enEXAMPLES) | ||
| FR2825398A1 (fr) | Parasol du type en forme de tour | |
| CN205475221U (zh) | 一种用于辅助扩体抗浮锚杆的布袋扩展结构 | |
| CA1313450C (fr) | Procede d'ancrage d'un pieu prefabrique dans le sol et pieu pour l'execution de ce procede | |
| JP5993431B2 (ja) | スプリング付き羽子板ボルト | |
| JP6505811B1 (ja) | 抵抗杭 | |
| KR100941439B1 (ko) | 2절 힌지 구조를 갖는 자전거의 접철장치 | |
| CH322758A (fr) | Bâche spirale de machine hydraulique | |
| EP0157993A1 (fr) | Structure réticulaire, tridimensionnelle, à montants par éléments | |
| CN106437560B (zh) | 无绷绳修井机 | |
| BE386166A (enEXAMPLES) | ||
| KR20130035069A (ko) | 회전 관입을 위한 날개를 이음용으로 활용한 강관 말뚝 | |
| CH172279A (fr) | Etai. | |
| JP4503082B2 (ja) | 杭の拡底部材 | |
| FR3061215A1 (fr) | Barriere de securite comportant une succession d'elements formant chacun un croisillon, pouvant se deployer, se refermer et s'accrocher entre elles avec montant rotatif | |
| BE557953A (enEXAMPLES) | ||
| BE684146A (enEXAMPLES) | ||
| BE499169A (enEXAMPLES) | ||
| BE388212A (enEXAMPLES) | ||
| BE402123A (enEXAMPLES) | ||
| BE345903A (enEXAMPLES) | ||
| CH587993A5 (enEXAMPLES) | ||
| BE457626A (enEXAMPLES) |